<SEC-DOCUMENT>0001193125-21-159044-index.html : 20210512
<SEC-HEADER>0001193125-21-159044.hdr.sgml : 20210512
<ACCEPTANCE-DATETIME>20210512161030
ACCESSION NUMBER:		0001193125-21-159044
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20210512
ITEM INFORMATION:		Results of Operations and Financial Condition
ITEM INFORMATION:		Regulation FD Disclosure
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20210512
DATE AS OF CHANGE:		20210512

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Montrose Environmental Group, Inc.
		CENTRAL INDEX KEY:			0001643615
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MANAGEMENT CONSULTING SERVICES [8742]
		IRS NUMBER:				464195044
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39394
		FILM NUMBER:		21915173

	BUSINESS ADDRESS:	
		STREET 1:		1 PARK PLAZA, SUITE 1000
		CITY:			IRVINE
		STATE:			CA
		ZIP:			92614
		BUSINESS PHONE:		(949) 988-3500

	MAIL ADDRESS:	
		STREET 1:		1 PARK PLAZA, SUITE 1000
		CITY:			IRVINE
		STATE:			CA
		ZIP:			92614
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>d496607d8k.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: d496607d8k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>d496607dex991.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 2 - file: d496607dex991.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g496607ex991logo.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g496607ex991logo.jpg

</DOCUMENT>
</SEC-DOCUMENT>